private void joinHelper(Integer... spans) throws Exception {
    List<ByteSource> sources = new ArrayList<>();
    int start = 0;
    for (Integer span : spans) {
      sources.add(newByteSource(start, span));
      start += span;
    }
    ByteSource joined = ByteSource.concat(sources);
    assertTrue(newByteSource(0, start).contentEquals(joined));
  }

  public void testReadSingleByte() throws Exception {

		"Maximum number of active replication workers seen since server start")
	replicationMaxQueuedBytesMD = NewGaugeMD(replicationMaxQueuedBytes,
		"Maximum number of bytes queued for replication since server start")
	replicationMaxQueuedCountMD = NewGaugeMD(replicationMaxQueuedCount,
		"Maximum number of objects queued for replication since server start")
	replicationMaxDataTransferRateMD = NewGaugeMD(replicationMaxDataTransferRate,

		req.Name = k.DefaultKey
	}

	start := time.Now()
	dek, err := k.conn.GenerateKey(ctx, req)
	k.updateMetrics(err, time.Since(start))

	return dek, err
}

// Decrypt decrypts a ciphertext using the master key req.Name.
// It returns ErrKeyNotFound if the key does not exist.
func (k *KMS) Decrypt(ctx context.Context, req *DecryptRequest) ([]byte, error) {
	start := time.Now()

     *
     * @param documentList the list of documents to wrap
     * @param start the starting position of the current page
     * @param pageSize the number of records per page
     * @param offset the offset value for pagination
     */
    protected QueryResponseList(final List<Map<String, Object>> documentList, final int start, final int pageSize, final int offset) {
        parent = documentList;
        this.offset = offset;

    fun isReady() = true

    /** Do this task's work, and then start another, such as by calling [startNextTask]. */
    fun start()
  }

  private object TestThreadSerialTask : SerialTask {
    override fun start() = error("unexpected call")
  }

  inner class RunnableSerialTask(
    private val runnable: Runnable,
  ) : SerialTask {
    override fun start() {

    final int[] array;
    final int start;
    final int end;

    IntArrayAsList(int[] array) {
      this(array, 0, array.length);
    }

    IntArrayAsList(int[] array, int start, int end) {
      this.array = array;
      this.start = start;
      this.end = end;
    }

    @Override
    public int size() {
      return end - start;
    }

    @Override

		"Total number of bucket scans finished since server start")
	scannerBucketScansStartedMD = NewCounterMD(scannerBucketScansStarted,
		"Total number of bucket scans started since server start")
	scannerDirectoriesScannedMD = NewCounterMD(scannerDirectoriesScanned,
		"Total number of directories scanned since server start")
	scannerObjectsScannedMD = NewCounterMD(scannerObjectsScanned,

    final long[] array;
    final int start;
    final int end;

    LongArrayAsList(long[] array) {
      this(array, 0, array.length);
    }

    LongArrayAsList(long[] array, int start, int end) {
      this.array = array;
      this.start = start;
      this.end = end;
    }

    @Override
    public int size() {
      return end - start;
    }

    @Override

		if s.err != nil {
			// Shut it down.
			s.start = 0
			s.end = 0
			return false
		}
		// Must read more data.
		// First, shift data to beginning of buffer if there's lots of empty space
		// or space is needed.
		if s.start > 0 && (s.end == len(s.buf) || s.start > len(s.buf)/2) {
			copy(s.buf, s.buf[s.start:s.end])
			s.end -= s.start
			s.start = 0
		}
		// Is the buffer full? If so, resize.

            bufferIndex += 2;
            this.blob = new byte[blobLength];
        }
        return bufferIndex - start;
    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;

        if (this.isExtendedSecurity()) {
            System.arraycopy(buffer, bufferIndex, this.blob, 0, this.blob.length);